The Aquarius rescue ship arrived in Malta on Wednesday after EU countries thrashed out a deal to take in the 141 migrants onboard, defusing another diplomatic standoff in the Mediterranean.
Malta on Monday stopped a second migrant rescue ship from leaving its port, as the International Organisation for Migration reported over 200 migrant deaths at sea in three days.
Malta will let the rescue ship Lifeline dock after Italy refused it entry, ending the vessel's near week-long wait in the Mediterranean with more than 230 migrants on board, Italy's prime minister said on Tuesday.
The International Commission on Missing Persons (ICMP) launched an initiative in Rome on Monday to help find missing migrants in the Mediterranean, a day after Italy and Malta refused to allow a rescue boat carrying 629 migrants to dock in their ports.
Maltese authorities on Monday arrested 10 people in connection with the killing of a whistle-blowing journalist that turned an international spotlight onto crime and corruption on the Mediterranean island.
All of the suspects are Maltese nationals and most have a criminal record, Prime Minister Joseph Muscat said, without providing any further details.
EU lawmakers urged the European Commission on Wednesday to investigate Malta's adherence to the rule of law, in a move that could lead to sanctions following the murder of a campaigning journalist that has rocked the tiny Mediterranean island.
The European Union vowed to ensure that Malta finds the "barbarous” assassins of a journalist being buried there on Friday and to resolve "potential structural problems” with the rule of law on the island.
Protesters held placards calling on authorities to uphold the rule of law after Caruana Galizia, 53, was killed by a car bomb just metres from her home in the village of Bidnija on October 16.